This cake really is a cross between chocolate cake and brownies. It's lighter than fudge brownies, but every bit as fudgy. The cake's crumb is impossibly soft and tender, cuts into easy to serve ...
Colour the remaining marzipan with the red food colouring and roll into 30 ‘holly berry’ size balls. Leave to dry. To serve, remove the cake from the tin and carefully peel off the parchment ...